[INFO] updating cached repository Grissess/audiokart
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Grissess/audiokart
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Grissess/audiokart" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/Grissess/audiokart"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/Grissess/audiokart'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Grissess/audiokart" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/Grissess/audiokart"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/Grissess/audiokart'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 531f6a4b0615dc0cca88d4bf0a17f00b2becfea9
[INFO] sha for GitHub repo Grissess/audiokart: 531f6a4b0615dc0cca88d4bf0a17f00b2becfea9
[INFO] validating manifest of Grissess/audiokart on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Grissess/audiokart on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Grissess/audiokart
[INFO] finished frobbing Grissess/audiokart
[INFO] frobbed toml for Grissess/audiokart written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/Grissess/audiokart/Cargo.toml
[INFO] started frobbing Grissess/audiokart
[INFO] finished frobbing Grissess/audiokart
[INFO] frobbed toml for Grissess/audiokart written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/Grissess/audiokart/Cargo.toml
[INFO] crate Grissess/audiokart already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Grissess/audiokart against master#452087b4bf18cece2d52d7cd8c9147195e5404bf for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-2/master#452087b4bf18cece2d52d7cd8c9147195e5404bf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/Grissess/audiokart:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 079af7f3208e771cbb67c9e74c94699cd19508f21b46e913877f557ee56b3ea5
[INFO] running `"docker" "start" "-a" "079af7f3208e771cbb67c9e74c94699cd19508f21b46e913877f557ee56b3ea5"`
[INFO] [stderr]    Compiling serde v1.0.70
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling x11-dl v2.18.3
[INFO] [stderr]     Checking stb_truetype v0.2.2
[INFO] [stderr]     Checking ogg v0.4.1
[INFO] [stderr]    Compiling xcb v0.8.2
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]     Checking mint v0.4.9
[INFO] [stderr]    Compiling wayland-scanner v0.12.5
[INFO] [stderr]     Checking smallvec v0.6.3
[INFO] [stderr]     Checking fern v0.5.6
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking tempfile v3.0.3
[INFO] [stderr]    Compiling syn v0.14.7
[INFO] [stderr]     Checking lewton v0.5.2
[INFO] [stderr]     Checking num-complex v0.2.0
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]    Compiling rustc_version_runtime v0.1.3
[INFO] [stderr] error: failed to run custom build command for `rustc_version_runtime v0.1.3`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/rustc_version_runtime-a2ea9a860d5129f6/build-script-build` (exit code: 101)
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', src/libcore/result.rs:1084:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x558b6174cfeb - backtrace::backtrace::libunwind::trace::h5d27dcba3b250cfe
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x558b6174cfeb - backtrace::backtrace::trace_unsynchronized::h239341a8b1cadbab
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x558b6174cfeb - std::sys_common::backtrace::_print::hb0e5dd39180a1838
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x558b6174cfeb - std::sys_common::backtrace::print::h9b385b2285f057b8
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x558b6174cfeb - std::panicking::default_hook::{{closure}}::he3310a15a78966b4
[INFO] [stderr]                                at src/libstd/panicking.rs:200
[INFO] [stderr]    5:     0x558b6174ccc6 - std::panicking::default_hook::h2986f418df62eff4
[INFO] [stderr]                                at src/libstd/panicking.rs:214
[INFO] [stderr]    6:     0x558b6174d6ad - std::panicking::rust_panic_with_hook::h15065386631d2a9d
[INFO] [stderr]                                at src/libstd/panicking.rs:477
[INFO] [stderr]    7:     0x558b6174d232 - std::panicking::continue_panic_fmt::h5e7761875fda3864
[INFO] [stderr]                                at src/libstd/panicking.rs:384
[INFO] [stderr]    8:     0x558b6174d116 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:311
[INFO] [stderr]    9:     0x558b617664dd - core::panicking::panic_fmt::ha57541b4d360b196
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]   10:     0x558b617665d7 - core::result::unwrap_failed::h30a7262287ea7c1e
[INFO] [stderr]                                at src/libcore/result.rs:1084
[INFO] [stderr]   11:     0x558b61723f20 - core::result::Result<T,E>::unwrap::h3981be6fc2374c4e
[INFO] [stderr]                                at /rustc/452087b4bf18cece2d52d7cd8c9147195e5404bf/src/libcore/result.rs:852
[INFO] [stderr]   12:     0x558b6172084b - build_script_build::main::h4ddb973710e57588
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc_version_runtime-0.1.3/build.rs:27
[INFO] [stderr]   13:     0x558b61721f70 - std::rt::lang_start::{{closure}}::h6946d2124bcad4ca
[INFO] [stderr]                                at /rustc/452087b4bf18cece2d52d7cd8c9147195e5404bf/src/libstd/rt.rs:64
[INFO] [stderr]   14:     0x558b6174d103 - std::rt::lang_start_internal::{{closure}}::hbf4603a1e6e1424d
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   15:     0x558b6174d103 - std::panicking::try::do_call::h7642e0de797eeae0
[INFO] [stderr]                                at src/libstd/panicking.rs:296
[INFO] [stderr]   16:     0x558b6175369a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   17:     0x558b6174dbbd - std::panicking::try::h17f145530f8b5a3f
[INFO] [stderr]                                at src/libstd/panicking.rs:275
[INFO] [stderr]   18:     0x558b6174dbbd - std::panic::catch_unwind::hcee1b9b07ea0f9dc
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   19:     0x558b6174dbbd - std::rt::lang_start_internal::h82d44298f58b2cfd
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   20:     0x558b61721f49 - std::rt::lang_start::h8ab1e45191e702db
[INFO] [stderr]                                at /rustc/452087b4bf18cece2d52d7cd8c9147195e5404bf/src/libstd/rt.rs:64
[INFO] [stderr]   21:     0x558b617217ba - main
[INFO] [stderr]   22:     0x7ff7dbe272e1 - __libc_start_main
[INFO] [stderr]   23:     0x558b6172020a - _start
[INFO] [stderr]   24:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "079af7f3208e771cbb67c9e74c94699cd19508f21b46e913877f557ee56b3ea5"`
[INFO] running `"docker" "rm" "-f" "079af7f3208e771cbb67c9e74c94699cd19508f21b46e913877f557ee56b3ea5"`
[INFO] [stdout] 079af7f3208e771cbb67c9e74c94699cd19508f21b46e913877f557ee56b3ea5